67-56-1
甲醇
+
31931-53-0
3-(乙氧基羰基)-2,5-二甲基吡啶
→
~91%
63820-72-4
methyl 2,5-dimethylpyridine-3-carboxylate
78-85-3
2-甲基丙烯醛
105-45-3
乙酰乙酸甲酯
~58%